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    GeForce GTX 680M SLI vs Mobility Radeon HD 3870 X2

    Find out if it is worth upgrading your current GPU setup by comparing GeForce GTX 680M SLI and Mobility Radeon HD 3870 X2. Here you can take a closer look at graphics cards specs, such as core clock speed, memory type and size, display connectors, etc. The price, overall benchmark and gaming performances are usually defining factors when it comes to choosing between GeForce GTX 680M SLI and Mobility Radeon HD 3870 X2. Make sure that the graphics card has compatible dimensions and will properly fit in your new or current computer case. Also these graphics cards may have different system power recommendations, so take that into consideration and upgrade your PSU if necessary.
    GeForce GTX 680M SLI Check Price
    Mobility Radeon HD 3870 X2 Check Price

    GeForce GTX 680M SLI and Mobility Radeon HD 3870 X2 are Laptop Graphics Cards

    Note: GeForce GTX 680M SLI and Mobility Radeon HD 3870 X2 are only used in laptop graphics. They have lower GPU clock speed compared to the desktop variant, which results in lower power consumption, but also 10-30% lower gaming performance. Check available laptop models with GeForce GTX 680M SLI or Mobility Radeon HD 3870 X2 here:

    GeForce GTX 680M SLI Laptops
    Mobility Radeon HD 3870 X2 Laptops

    Main Specs

      GeForce GTX 680M SLI Mobility Radeon HD 3870 X2
    Power consumption (TDP) 110 Watt
    Interface PCIe 2.0 x16
    Memory type GDDR5 GDDR3
    Maximum RAM amount 2x 4 GB 512 MB
    Display Connectors No outputs
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    • Mobility Radeon HD 3870 X2 has 510 GB more memory, than GeForce GTX 680M SLI.
    • Both cards are used in Laptops.
    • GeForce GTX 680M SLI is build with Kepler architecture, and Mobility Radeon HD 3870 X2 - with RV6xx.
    • Core clock speed of GeForce GTX 680M SLI is 60 MHz higher, than Mobility Radeon HD 3870 X2.
    • GeForce GTX 680M SLI is manufactured by 28 nm process technology, and Mobility Radeon HD 3870 X2 - by 55 nm process technology.
    • Memory clock speed of GeForce GTX 680M SLI is 2750 MHz higher, than Mobility Radeon HD 3870 X2.

    Game benchmarks

    high / 1080p 35−40 6−7
    ultra / 1080p 21−24 4−5
    QHD / 1440p 16−18 0−1
    4K / 2160p 10−11 −
    low / 720p 60−65 16−18
    medium / 1080p 40−45 8−9
    The average gaming FPS of GeForce GTX 680M SLI in Assassin's Creed Odyssey is 355% more, than Mobility Radeon HD 3870 X2.

    Full Specs

      GeForce GTX 680M SLI Mobility Radeon HD 3870 X2
    Architecture Kepler RV6xx
    Code name N13E-GTX M88-XT CF
    Type Laptop Laptop
    Release date 4 June 2012 1 September 2008
    Pipelines 2688 640
    Core clock speed 720 MHz 660 MHz
    Transistor count 666 million
    Manufacturing process technology 28 nm 55 nm
    Texture fill rate 10.56
    Floating-point performance 2x 422.4 gflops
    Memory bus width 2x 256 Bit 256 Bit
    Memory clock speed 3600 MHz 850 MHz
    Memory bandwidth 54.4 GB/s
    Shared memory - -
    DirectX DirectX 11, Shader 5.0 10.1 (10_1)
    Shader Model 4.1
    OpenGL 3.3
    OpenCL N/A
    Vulkan N/A
    CUDA +
    SLI options +
    Laptop size large large
    Optimus +
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